CVE-2026-113795pypdf: Possible large memory usage for streams with multiple filters

Beschreibung

pypdf is a free and open-source pure-python PDF library. Prior to 6.20.0, accessing a crafted PDF stream with a large number of filters or multiple filters that pass around large amounts of data can cause large memory consumption. This issue is fixed in version 6.20.0.

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

Referenzen und Patches

• https://github.com/py-pdf/pypdf/security/advisories/GHSA-7mh2-4gg2-979f Vendor Advisory
• https://github.com/py-pdf/pypdf/pull/4173 Issue TrackingPatch
• https://github.com/py-pdf/pypdf/commit/80a84d4be6022d910874ccb0d2365400f3f0e185 Patch
• https://github.com/py-pdf/pypdf/releases/tag/6.20.0 Release Notes